138571966758648

Names of 138571966758648

• Cardinal: 138571966758648 can be written as One hundred thirty-eight trillion, five hundred seventy-one billion, nine hundred sixty-six million, seven hundred fifty-eight thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 1.38571966758648 × 10¹⁴

Factors of 138571966758648

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 9307164

Divisors of 138571966758648

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 12 24 433 866 1299 1433 1732 2598 2866 3464 4299 5196 5732 8598 10392 11464 17196 34392 620489 1240978 1861467 2481956 3722934 4963912 7445868 9305293 14891736 18610586 27915879 37221172 55831758 74442344 111663516 223327032 4029191869 8058383738 12087575607 13334484869 16116767476 24175151214 26668969738 32233534952 40003454607 48350302428 53337939476 80006909214 96700604856 106675878952 160013818428 320027636856 5773831948277 11547663896554 17321495844831 23095327793108 34642991689662 46190655586216 69285983379324 138571966758648
• Sum of all divisors σ(n): 347472333159840
• Sum of proper divisors (its aliquot sum) s(n): 208900366401192
• 138571966758648 is an abundant number, because the sum of its proper divisors (208900366401192) is greater than itself. Its abundance is 70328399642544

Bases of 138571966758648

• Binary: 11111100000011111001100110110101011111011111000₂
• Hexadecimal: 0x7E07CCDABEF8
• Base-36: 1D4B2Z6OZC

Squares and roots of 138571966758648

• 138571966758648 squared (138571966758648²) is 19202189971359846299482787904
• 138571966758648 cubed (138571966758648³) is 2660885230404520612569359378428317341793792
• The square root of 138571966758648 is 11771659.4734407773
• The cube root of 138571966758648 is 51747.7884041549

Scales and comparisons

• 138,571,966,758,648 seconds is equal to 4,406,159 years, 47 weeks, 2 days, 20 hours, 30 minutes, 48 seconds.
• To count from 1 to 138,571,966,758,648 would take you about eleven million, fifteen thousand, three hundred ninety-nine years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 138571966758648 cubic inches would be around 4312.3 feet tall.

Recreational maths with 138571966758648

• 138571966758648 backwards is 846857669175831
• The number of decimal digits it has is: 15
• The sum of 138571966758648's digits is 84
• More coming soon!